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C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
C09B29/00—Monoazo dyes prepared by diazotising and coupling
C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
C09B29/28—Amino naphthols
C09B29/30—Amino naphtholsulfonic acid
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Chemical & Material Sciences
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Organic Chemistry
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Paints Or Removers
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Coloring
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.
Claims (1)
Patent-Anspruch :Patent claim:6060Verfahren zur Darstellung von für die Farblackfabrikation geeigneten Azofarbstoffen,
dadurch gekennzeichnet, daß man Mono- und Dichlorbenzoyl-i · 8-aminonaphtol-4
·■ 6-disulfosäuren mit unsulfierten Diazoverbindungen (ausgenommen ρ-Chlordiazobenzol)
kuppelt.Process for the preparation of azo dyes suitable for color lacquer production,
characterized in that mono- and dichlorobenzoyl-i · 8-aminonaphtol-4
· ■ 6-disulfonic acids with unsulfated diazo compounds (except ρ-chlorodiazobenzene)
clutch.